Reply to Mail activity error "tooManyRetries: More than 3 retries encountered while sending the request."

Troubleshoot the "UiPath.MicrosoftOffice365.Office365InternalException: Code: tooManyRetries Message: More than 3 retries encountered while sending the request." error received from the Reply to Mail activity?

When using the "Reply to Mail " activity from the Microsoft 365 package, it fails with:

"UiPath.MicrosoftOffice365.Office365InternalException: Code: tooManyRetries

Message: More than 3 retries encountered while sending the request."

Resolution:

  1. Use the same account that gets the mail intended to reply to. Example below:

Screenshots of how the activities should be configured,